U.S Air Force Senior Master Sgt. Ira Jack, center, 51st Civil Engineer Squadron 1st Sgt., hands a baton to Master Sgt. Layne Mayerstein, 51st Civil Engineer Squadron Explosive Ordinance Disposal flight chief, as Staff Sgt. Jonathan Martinez and Airman Joseph Jenkins, 51st Civil Engineer Squadron fire and emergency services flight firefighters, watch for safety precautions during the Eagles and Commanders versus Chiefs and Shirts Fire Muster at Osan Air Base, Republic of Korea, Oct. 12, 2018. The relay, which included six stations such as ladder climbing and fire hose pulling, was part of Fire Prevention Week, which was held 9 through 13 Oct. (U.S. Air Force photo by Tech. Sgt. Ashley Tyler)